Webmaster Tools
Essential tools for website management, monitoring, and optimization. Analyze your site's health, detect issues, and ensure optimal performance.
Uptime Calculator
Calculate uptime percentage from downtime duration. Enter hours or minutes of monthly downtime to see your site's availability as 99.9%, 99.99%, or other SLA metrics.
Calculate UptimeBandwidth Calculator
Estimate bandwidth requirements based on page size, monthly visitors, and average page views per visitor. Plan your hosting needs accurately.
Calculate BandwidthResponse Time Logger
Test a URL multiple times to measure response time consistency. Shows minimum, maximum, and average response times to identify performance patterns.
Test Response TimesWebsite Screenshot Tool
Capture screenshots of any webpage directly in your browser. Uses html2canvas to generate downloadable images of the visible page area.
Capture ScreenshotBroken Image Finder
Scan any webpage for broken images returning 404 or other errors. Identifies missing or inaccessible images that need fixing for better user experience.
Find Broken ImagesMixed Content Checker
Detect insecure HTTP resources loaded on HTTPS pages. Find scripts, stylesheets, images, and other assets causing mixed content warnings in browsers.
Check Mixed ContentSocial Share Preview
Preview how your webpage appears when shared on Facebook, Twitter, and LinkedIn. Extracts Open Graph and Twitter Card metadata for social optimization.
Preview Social CardsTechnology Detector
Identify technologies powering any website including CMS, frameworks, analytics, CDN, and web servers. Detect WordPress, React, Google Analytics, Cloudflare, and more.
Detect Technologies